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1. WordNet® 3.0 (2006) |
astigmatism
n 1: (ophthalmology) impaired eyesight resulting usually from
irregular conformation of the cornea; common in nearsighted
people [syn: astigmatism, astigmia]
2: (optics) defect in an optical system in which light rays from
a single point fail to converge in a single focal point [syn:
astigmatism, astigmia] [ant: stigmatism]
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2. The Collaborative International Dictionary of English v.0.48 |
ametropia \am`e*tro"pi*a\ ([a^]m`[-e]*tr[=o]"p[i^]*[.a]), n.
[Gr. 'a`metros irregular + 'w`ps, 'wpo`s, eye.] (Med.)
A visual impairment resulting from faulty refraction of light
rays in the eye. Subtypes include myopia astigmatism and
hyperopia. -- Am`e*trop"ic ([a^]m`[-e]*tr[o^]p"[i^]k), a.
AS
[1913 Webster +PJC]
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3. The Collaborative International Dictionary of English v.0.48 |
Astigmatism \A*stig"ma*tism\, n. [Gr. 'a priv. + ?, ?, a prick
of a pointed instrument, a spot, fr. ? to prick: cf. F.
astigmatisme.] (Med. & Opt.)
A defect of the eye or of a lens, in consequence of which the
rays derived from one point are not brought to a single focal
point, thus causing imperfect images or indistinctness of
vision.
[1913 Webster]
Note: The term is applied especially to the defect causing
images of lines having a certain direction to be
indistinct, or imperfectly seen, while those of lines
transverse to the former are distinct, or clearly seen.
[1913 Webster]
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Common Misspellings > |
astigmatism sastigmatism satigmatism asatigmatism stigmatism aastigmatism atsigmatism astsigmatism atigmatism asstigmatism asitgmatism astitgmatism asigmatism asttigmatism astgimatism astigimatism astgmatism astiigmatism astimgatism astigmgatism astimatism astiggmatism astigamtism astigmamtism astigatism astigmmatism astigmtaism astigmataism astigmtism astigmaatism astigmaitsm astigmatitsm astigmaism astigmattism astigmatsim astigmatisim astigmatsm astigmatiism astigmatims astigmatisms astigmatim astigmatissm astigmatimsm astigmatis astigmatismm qstigmatism aqstigmatism qastigmatism wstigmatism awstigmatism wastigmatism sstigmatism asstigmatism sastigmatism xstigmatism axstigmatism xastigmatism zstigmatism azstigmatism zastigmatism stigmatism a stigmatism astigmatism estigmatism istigmatism ostigmatism ustigmatism aqtigmatism asqtigmatism aqstigmatism awtigmatism aswtigmatism awstigmatism aetigmatism asetigmatism aestigmatism aatigmatism asatigmatism aastigmatism adtigmatism asdtigmatism adstigmatism aztigmatism asztigmatism azstigmatism axtigmatism asxtigmatism axstigmatism actigmatism asctigmatism acstigmatism a tigmatism as tigmatism a stigmatism as5igmatism ast5igmatism as5tigmatism as%igmatism ast%igmatism as%tigmatism as6igmatism ast6igmatism as6tigmatism asrigmatism astrigmatism asrtigmatism asyigmatism astyigmatism asytigmatism asfigmatism astfigmatism asftigmatism asgigmatism astgigmatism asgtigmatism ashigmatism asthigmatism ashtigmatism ast8gmatism asti8gmatism ast8igmatism ast*gmatism asti*gmatism ast*igmatism ast9gmatism asti9gmatism ast9igmatism astugmatism astiugmatism astuigmatism astogmatism astiogmatism astoigmatism astjgmatism astijgmatism astjigmatism astkgmatism astikgmatism astkigmatism astlgmatism astilgmatism astligmatism astagmatism astegmatism astirmatism astigrmatism astirgmatism astitmatism astigtmatism astitgmatism astiymatism astigymatism astiygmatism astifmatism astigfmatism astifgmatism astihmatism astighmatism astihgmatism astivmatism astigvmatism astivgmatism astibmatism astigbmatism astibgmatism astinmatism astignmatism astingmatism asti matism astig matism asti gmatism astigjatism astigmjatism astigjmatism astigkatism astigmkatism astigkmatism astiglatism astigmlatism astiglmatism astignatism astigmnatism astignmatism astig atism astigm atism astig matism astigmqtism astigmaqtism astigmqatism astigmwtism astigmawtism astigmwatism astigmstism astigmastism astigmsatism astigmxtism astigmaxtism astigmxatism astigmztism astigmaztism astigmzatism astigm tism astigma tism astigm atism astigmetism astigmitism astigmotism astigmutism astigma5ism astigmat5ism astigma5tism astigma%ism astigmat%ism astigma%tism astigma6ism astigmat6ism astigma6tism astigmarism astigmatrism astigmartism astigmayism astigmatyism astigmaytism astigmafism astigmatfism astigmaftism astigmagism astigmatgism astigmagtism astigmahism astigmathism astigmahtism astigmat8sm astigmati8sm astigmat8ism astigmat*sm astigmati*sm astigmat*ism astigmat9sm astigmati9sm astigmat9ism astigmatusm astigmatiusm astigmatuism astigmatosm astigmatiosm astigmatoism astigmatjsm astigmatijsm astigmatjism astigmatksm astigmatiksm astigmatkism astigmatlsm astigmatilsm astigmatlism astigmatasm astigmatesm astigmatiqm astigmatisqm astigmatiqsm astigmatiwm astigmatiswm astigmatiwsm astigmatiem astigmatisem astigmatiesm astigmatiam astigmatisam astigmatiasm astigmatidm astigmatisdm astigmatidsm astigmatizm astigmatiszm astigmatizsm astigmatixm astigmatisxm astigmatixsm astigmaticm astigmatiscm astigmaticsm astigmati m astigmatis m astigmati sm astigmatisj astigmatismj astigmatisjm astigmatisk astigmatismk astigmatiskm astigmatisl astigmatisml astigmatislm astigmatisn astigmatismn astigmatisnm astigmatis astigmatism astigmatis m Definition commonly spelled as: Defanition or Defenition, Synonym as: Synonim, Sinonym or Sinonim, Thesaurus as: Thesorus or Thesauris, Dictionary as: Dictionery or Dictionry and Define is usually not misspelled. What does mispell meen? It Meens...
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